Pressure regulator



FIG. 1 shows a front view of a pressure regulator showing my new design;

FIG. 2 shows a rear view thereof;

FIG. 3 shows a right side view thereof;

FIG. 4 shows a left side view thereof;

FIG. 5 shows a top view thereof;

FIG. 6 shows a bottom view thereof;

FIG. 7 shows a top, front and right side perspective view thereof;

FIG. 8 shows a bottom, front and left side perspective view thereof;

FIG. 9 shows a partial cross-sectional view thereof, taken along line9—9 in FIG. 6; and,

FIG. 10 shows a partial cross-sectional view thereof, taken along line10—10 in FIG. 6.

The portions of the design shown in broken lines in FIGS. 1, 6, 7, 8, 9and 10 are for the purpose of illustrating the environment only and formno part of the claimed design.

The ornamental design for a pressure regulator, as shown and described.